# Flyinsono vs ROTEM

The clearest difference is price: Flyinsono at Free against ROTEM's $2.99. Flyinsono also leads on iOS requirement (12.2 vs 18.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

Flyinsono is free to download; ROTEM costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Flyinsono ships an update every 5 weeks, ROTEM every 3 weeks. Both last shipped on October 25, 2026.

## The numbers

| Metric | Flyinsono | ROTEM |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Size | 155 MB | 4 MB |
| Requires iOS | **12.2** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [VINNO Technology (Suzhou) Co., Ltd](https://appshunter.io/developer/1455825864) | [Carlos Sarta](https://appshunter.io/developer/6779777264) |

## What reviewers say

### Flyinsono

[App page](https://appshunter.io/ios/app/flyinsono/id1501133381)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### ROTEM

[App page](https://appshunter.io/ios/app/rotem/id6789744103)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Flyinsono free?

Flyinsono is free to download, with no in-app purchases.

### Is ROTEM free?

ROTEM costs $2.99, with no in-app purchases.

### Do Flyinsono or ROTEM have ads?

Neither Flyinsono nor ROTEM shows ads.

### Which is updated more often, Flyinsono or ROTEM?

Flyinsono ships an update every 5 weeks, and ROTEM every 3 weeks. Most recently, Flyinsono was updated on October 25, 2026 and ROTEM on October 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*